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(6R,7R)-7-Formylamino-3-(3-hydroxy-prop-1-ynyl)-8-oxo-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

189007-18-9

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  • (6R,7R)-7-Formylamino-3-(3-hydroxy-prop-1-ynyl)-8-oxo-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester

    Cas No: 189007-18-9

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189007-18-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 189007-18-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,9,0,0 and 7 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 189007-18:
(8*1)+(7*8)+(6*9)+(5*0)+(4*0)+(3*7)+(2*1)+(1*8)=149
149 % 10 = 9
So 189007-18-9 is a valid CAS Registry Number.

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